Olivier FIRMESSE

30
Documents

Publications

Publications

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Persistence of vegetative and sporulated forms of Clostridium perfringens exposed to air at different relative humidities

Léa Savard , Sylvie Moundanga , Stéphane Guyot , Narjes Mtimet , Olivier Firmesse et al.

Food Microbiology, 2026, 135, pp.104968. ⟨10.1016/j.fm.2025.104968⟩

Article dans une revue hal-05329926v1

Revealing the unexpected: formal charge exchanges in collisional activation of cereulide ionized molecular species

Chenqin Cao , Sophie Liuu , Ekaterina Darii , Amandine Hueber , Yves Gimbert et al.

International Journal of Mass Spectrometry, 2025, 518, pp.117513. ⟨10.1016/j.ijms.2025.117513⟩

Article dans une revue hal-05515076v1
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Population structure of Bacillus cereus sensu lato associated with foodborne outbreaks in France between 2004 and 2023

Ksenia Mozhaitseva , Sylvie Pairaud , Olivier Firmesse , Mathilde Bonis

Food Microbiology, 2025, 133, ⟨10.1016/j.fm.2025.104882⟩

Article dans une revue anses-05215966v1
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Revealing the unexpected: formal charge exchanges in collisional activation of cereulide ionized molecular species

Chenqin Cao , Sophie Liuu , Ekaterina Darii , Amandine Hueber , Yves Gimbert et al.

International Journal of Mass Spectrometry, 2025, 518, pp.117513. ⟨10.1016/j.ijms.2025.117513⟩

Article dans une revue anses-05419086v1
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Origin and characterization of cyclodepsipeptides: Comprehensive structural approaches with focus on mass spectrometry analysis of alkali‐cationized molecular species

Sophie Liuu , Annelaure Damont , Alain Perret , Olivier Firmesse , François Becher et al.

Mass Spectrometry Reviews, In press, 44 (6), pp.1013-1098. ⟨10.1002/mas.21904⟩

Article dans une revue anses-04728384v1
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Charge‐solvated versus protonated salt forms of cyclodepsipeptide toxins in electrospray: Dissociation of alkali‐cationized forms enables straightforward sequencing of cereulide

Sophie Liuu , Kam Eng Trinh , Ekaterina Darii , Chenqin Cao , Annelaure Damont et al.

Journal of Mass Spectrometry, 2024, 59 (6), pp.e5037. ⟨10.1002/jms.5037⟩

Article dans une revue hal-04578801v1
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New Approach Methods to Assess the Enteropathogenic Potential of Strains of the Bacillus cereus Group, including Bacillus thuringiensis

Arnaud Fichant , Rachelle Lanceleur , Salma Hachfi , Alexandra Brun-Barale , Anne-Louise Blier et al.

Foods, 2024, 13 (8), pp.1140. ⟨10.3390/foods13081140⟩

Article dans une revue hal-04540478v1
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Identification of Genetic Markers for the Detection of Bacillus thuringiensis Strains of Interest for Food Safety

Arnaud Fichant , Arnaud Felten , Armel Gallet , Olivier Firmesse , Mathilde Bonis

Foods, 2022, 11 (23), pp.3924. ⟨10.3390/foods11233924⟩

Article dans une revue hal-04043411v1
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Comparative phenotypic, genotypic and genomic analyses of Bacillus thuringiensis associated with foodborne outbreaks in France

Mathilde Bonis , Arnaud Felten , Sylvie Pairaud , Angélie Dijoux , Véronique Maladen et al.

PLoS ONE, 2021, 16 (2), pp.e0246885. ⟨10.1371/journal.pone.0246885⟩

Article dans une revue hal-03306246v1
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Management of Listeria monocytogenes on Surfaces via Relative Air Humidity: Key Role of Cell Envelope

Fiona Zoz , Stéphane Guyot , Cosette Grandvalet , Mélanie Ragon , Eric Lesniewska et al.

Foods, 2021, 10 (9), pp.1-15. ⟨10.3390/foods10092002⟩

Article dans une revue hal-03327279v1

Listeria monocytogenes ability to survive desiccation: Influence of serotype, origin, virulence, and genotype

Fiona Zoz , Cosette Grandvalet , Emilie Lang , Cyril Laconelli , Patrick Gervais et al.

International Journal of Food Microbiology, 2017, 248, pp.82 - 89. ⟨10.1016/j.ijfoodmicro.2017.02.010⟩

Article dans une revue hal-01509875v1

Low counts of Faecalibacterium prausnitzii in colitis microbiota.

H. Sokol , P. Seksik , J. P. Furet , O. Firmesse , I. Nion-Larmurier et al.

Inflammatory Bowel Diseases, 2009, 15 (8), pp.1183-9. ⟨10.1002/ibd.20903⟩

Article dans une revue hal-00657435v1

Comparative assessment of human and farm animal faecal microbiota using real-time quantitative PCR

Jean-Pierre Furet , Olivier Firmesse , Michèle Gourmelon , Chantal Bridonneau , Julien Tap et al.

FEMS Microbiology Ecology, 2009, 68 (3), pp.351-62. ⟨10.1111/j.1574-6941.2009.00671.x⟩

Article dans une revue hal-02667876v1
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The Firmicutes/Bacteroidetes ratio of the human microbiota changes with age.

D. Mariat , O. Firmesse , F. Levenez , Vd Guimarăes , H. Sokol et al.

BMC Microbiology, 2009, 9, pp.123. ⟨10.1186/1471-2180-9-123⟩

Article dans une revue hal-00657910v1

Consumption of Camembert cheese stimulates commensal enterococci in healthy human intestinal microbiota

Olivier Firmesse , Sylvie Rabot , Luis Bermúdez-Humarán , Gérard Corthier , Jean-Pierre Furet

FEMS Microbiology Letters, 2007, 276 (2), pp. 189-192. ⟨10.1111/j.1574-6968.2007.00933.x⟩

Article dans une revue hal-04159066v1

Lactobacillus rhamnosus R11 Consumed in a Food Supplement Survived Human Digestive Transit without Modifying Microbiota Equilibrium as Assessed by Real-Time Polymerase Chain Reaction

Olivier Firmesse , Agnès Mogenet , Jean-Louis Bresson , Gérard Corthier , Jean-Pierre Furet

Journal of Molecular Microbiology and Biotechnology, 2007, 14 (1-3), ⟨10.1159/000106087⟩

Article dans une revue hal-04159038v1

Streptococcus thermophilus and Lactobacillus delbrueckii subsp. bulgaricus survive gastrointestinal transit of healthy volunteers consuming yogurt

Denis Mater , Laurent Brétigny , Olivier Firmesse , Maria-Jose Flores , Agnes Mogenet et al.

FEMS Microbiology Letters, 2005, 250 (2), pp.185-187. ⟨10.1016/j.femsle.2005.07.006⟩

Article dans une revue hal-02683460v1

Detection and identification of lactic acid bacteria in milk and industrial starter culture with fluorescently labeled rRNA-targeted peptide nucleic acid probes (PNA, fluorescent in situ hybridization)

O. Matte-Tailliez , Pascal Quénée , R. Cibik , J. van Opstal , F. Dessevre et al.

Lait, 2001, 81 (1-2), pp.237-248

Article dans une revue hal-02681368v1
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Detection and identification of lactic acid bacteria in milk and industrial starter culture with fluorescently labeled rRNA-targeted peptide nucleic acid probes

Oriane Matte-Tailliez , Pascal Quénée , Recep Çibik , Jacques van Opstal , Fabrice Dessevre et al.

Le Lait, 2001, 81 (1-2), pp.237-248. ⟨10.1051/lait:2001127⟩

Article dans une revue hal-00895476v1

Compréhension de l'effet des variables environnementales sur la survie et la croissance de Clostridium perfringens : Application au développement de procédés de décontamination dans les abattoirs

Léa Savard , Sylvie Moundanga , Stéphane Guyot , Narjes Mtimet , Olivier Firmesse et al.

Société Française de Microbiologie (SFM), Sep 2025, Bordeaux, France

Poster de conférence hal-05262886v1
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Fréquence de détection de Clostridium perfringens dans les abattoirs de porcs en France : étude de la corrélation entre portage digestif, contamination des carcasses et pièces et l’environnement de production

Maria Carolina Lopez-Rizo , Christina Tran , Baptiste Houry , Pauline Robin , Véronique Maladen et al.

MICROBES 2024, Oct 2024, Lille (FR), France. Ifip, MICROBES 2024, 2024, MICROBES 2024

Poster de conférence hal-04779232v1

Understanding the parameters leading to sporulation and promoting resistance of Clostridium perfringens spores in slaughterhouses

Léa Savard , William Bourelle , Narjes Mtimet , Sylvie Moundanga , Stéphane Guyot et al.

10th European Spores Conference, Apr 2023, Cambridge, United Kingdom

Poster de conférence hal-05262861v1

Control of Listeria monocytogenes present on surfaces by managing the Relative Humidity of the air. International Congress on Engineering and Food

Stéphane Guyot , Fiona Zoz , Cosette Grandvalet , Sébastien Dupont , Mélanie Ragon et al.

International Congress on Engineering and Food (ICEF14), 2023, Nantes, France

Poster de conférence hal-05251566v1